the other not guilty as sin, the "usa today" about how the case fell apart. we talked about this before, there was no forensic evidence directly linking casey anthony to her daughter's murder. can people get convictions, can prosecutors get convictions in this day and age without that? >> absolutely. a lot of cases are circumstantial. certainly when you have a murder, sometimes there aren't any witnesses and, of course the main witness is the deceased. often times you have to deal with facts like that. this case was a hard case. i've said it from the very beginning. a circumstantial case, a death penalty case, talking about capital murder without being able to show the where, the when, the how, and especially the why, the motive behind it, is a very difficult case. not only did they have a circumstantial case, they were unable to explain a lot of the very important pieces that a jury must have to, i think, decide first-degree murder. >> from a defense attorney's perspective, where did jose baez go right and wrong?